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Get started51 Overstone Road is a detached house in Sywell, Northampton, Northampton (NN6 0AW). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1967-1975 and council tax band G. The latest certificate (November 2024) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (November 2024); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good. The recommended improvements would lift it to B (score 84), a 2-band jump.
At 82 m² it sits well below the postcode median (158 m² across 50 EPCs), making it one of the more compact homes locally. One historical planning record sits against the property in 2020.
Recommended upgrades on file would lift this property by multiple EPC bands.
Raising of an existing front pillar on the existing front boundary wall to 1.65 metres high, erection of electric gates to 1.65 metres in driveway, and erection of fence to front of property to 1.60 metres high on existing concrete plinth on boundary with 49 Overstone Road NN6 0AW
51 Overstone Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£519,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
51 Overstone Road outperforms the street on co₂ emissions by a wide margin.
EPC Rating
68 (D)
Street avg 65 (D)
Floor Area
82 m²
Street avg 197 m²
CO₂ Emissions
3.3 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
43.8dB

Changes detected from historical EPC data
Window efficiency improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in NN6 0AW: £387,500 (2025–2023).
Street avg 6.5 t/year
Habitable Rooms
5 rooms
Street avg 8 rooms
Sywell Primary School — bus stop.
Closest school
0.1 km
Sywell Church of England Primary School. 6 schools nearby.
Night-time· 23:00 – 07:00
36.6dB